linux-kernel - Re: [PATCH] RX-51: Fix probe order of SPI devices

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Date:	Wed, 10 Apr 2013 10:00:05 -0700
From:	Tony Lindgren <tony@...mide.com>
To:	Pali Rohár <pali.rohar@...il.com>
Cc:	Sebastian Reichel <sre@...ian.org>, linux-omap@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	Joni Lapilainen <joni.lapilainen@...il.com>,
	Aaro Koskinen <aaro.koskinen@....fi>
Subject: Re: [PATCH] RX-51: Fix probe order of SPI devices

* Pali Rohár <pali.rohar@...il.com> [130410 07:20]:
> On Tuesday 02 April 2013 18:31:38 Tony Lindgren wrote:
> > * Pali Rohár <pali.rohar@...il.com> [130331 04:23]:
> > > On Sunday 31 March 2013 12:52:23 Sebastian Reichel wrote:
> > > > On Sun, Mar 31, 2013 at 12:09:21PM +0200, Pali Rohár wrote:
> > > > > From: Joni Lapilainen <joni.lapilainen@...il.com>
> > > > > 
> > > > > Without this patch LCD panel on Nokia RX-51 is still
> > > > > black
> > > > > 
> > > > > Signed-off-by: Joni Lapilainen
> > > > > <joni.lapilainen@...il.com> Signed-off-by: Pali Rohár
> > > > > <pali.rohar@...il.com>
> > > > 
> > > > Tested-by: Sebastian Reichel <sre@...ian.org>
> > > > 
> > > > Please note, that this patch has actually been proposed by
> > > > Aaro Koskinen <aaro.koskinen@....fi> quite some time ago
> > > > [0].
> > > > 
> > > > [0]
> > > > http://permalink.gmane.org/gmane.linux.ports.arm.omap/8172
> > > > 9
> > > > 
> > > > -- Sebastian
> > > 
> > > CCing Aaro.
> > 
> > Any ideas why this is happening?
> > 
> > Is the touch screen controller somehow pulling one of the SPI
> > lines before it's reset? I don't think there's any other
> > connection between the LCD and touch controller besides the
> > SPI lines?
> > 
> > In any case there should be something in the description why
> > this is needed..
> > 
> > Regards,
> > 
> > Tony
> 
> Hi Tony, look at this Aaro's email:
> http://permalink.gmane.org/gmane.linux.ports.arm.omap/81729

OK can we have that summarized in the patch description please?

Regards,

Tony
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